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US 10,518,742 B2Granted
Load limiting seatbelt retractor
AssigneeFord Global Technologies, LLC
InventorsDean M. Jaradi, Mohammad Omar Faruque, S. M. Iskander Farooq
Life of this patent
Estimating the term…
Abstract
A seatbelt retractor includes a spool, a piston, and a cylinder. The spool is rotatably coupled to a base by a piston and a cylinder. The piston is fixed to one of the base and the spool. The cylinder receives the piston and is fixed to the other of the base and the spool. A cutter is disposed between and fixed to one of the piston and the cylinder. The cutter is in engagement with the other of the piston and the cylinder.
Claims20
A seatbelt retractor comprising:
- a spool rotatably connected with a base by a piston and a cylinder;
- the piston fixed to one of the base and the spool;
- the cylinder receiving the piston and fixed to the other of the base and the spool;
- and
- a cutter disposed between and fixed to one of the piston and the cylinder and in engagement with the other of the piston and the cylinder.
2 more elements
A seatbelt retractor comprising:
- a spool rotatably connected with a base by an energy absorber;
- a housing with the spool rotatably coupled thereto for relative rotation of the spool thereto about an axis of rotation defined by the spool;
- a base lock disposed between the base and the housing, the base lock in a first condition fixing the base to the housing;
- and
- the energy absorber including:
- a piston fixed to one of the base and the spool,
- a cylinder receiving the piston and fixed to the other of the base and the spool, and
- a cutter disposed between and fixed to one of the piston and the cylinder and in engagement with the other of the piston and the cylinder.
5 more elements
Dependencies are inferred from the claim text.